| ; REQUIRES: object-emission |
| |
| ; RUN: %llc_dwarf -O0 -filetype=obj %s -o - | llvm-dwarfdump -debug-dump=info - | FileCheck %s |
| ; Use correct signedness when emitting constants of derived (sugared) types. |
| |
| ; Test compiled to IR from clang with -O1 and the following source: |
| |
| ; void func(int); |
| ; void func(unsigned); |
| ; void func(char16_t); |
| ; int main() { |
| ; const int i = 42; |
| ; func(i); |
| ; const unsigned j = 117; |
| ; func(j); |
| ; char16_t c = 7; |
| ; func(c); |
| ; } |
| |
| ; CHECK: DW_AT_const_value [DW_FORM_sdata] (42) |
| ; CHECK: DW_AT_const_value [DW_FORM_udata] (117) |
| ; CHECK: DW_AT_const_value [DW_FORM_udata] (7) |
| |
| ; Function Attrs: uwtable |
| define i32 @main() #0 { |
| entry: |
| tail call void @llvm.dbg.value(metadata i32 42, i64 0, metadata !10, metadata !DIExpression()), !dbg !21 |
| tail call void @_Z4funci(i32 42), !dbg !22 |
| tail call void @llvm.dbg.value(metadata i32 117, i64 0, metadata !12, metadata !DIExpression()), !dbg !24 |
| tail call void @_Z4funcj(i32 117), !dbg !25 |
| tail call void @llvm.dbg.value(metadata i16 7, i64 0, metadata !15, metadata !DIExpression()), !dbg !27 |
| tail call void @_Z4funcDs(i16 zeroext 7), !dbg !28 |
| ret i32 0, !dbg !29 |
| } |
| |
| declare void @_Z4funci(i32) #1 |
| |
| declare void @_Z4funcj(i32) #1 |
| |
| declare void @_Z4funcDs(i16 zeroext) #1 |
| |
| ; Function Attrs: nounwind readnone |
| declare void @llvm.dbg.value(metadata, i64, metadata, metadata) #2 |
| |
| attributes #0 = { uwtable "less-precise-fpmad"="false" "no-frame-pointer-elim"="false" "no-infs-fp-math"="false" "no-nans-fp-math"="false" "stack-protector-buffer-size"="8" "unsafe-fp-math"="false" "use-soft-float"="false" } |
| attributes #1 = { "less-precise-fpmad"="false" "no-frame-pointer-elim"="false" "no-infs-fp-math"="false" "no-nans-fp-math"="false" "stack-protector-buffer-size"="8" "unsafe-fp-math"="false" "use-soft-float"="false" } |
| attributes #2 = { nounwind readnone } |
| |
| !llvm.dbg.cu = !{!0} |
| !llvm.module.flags = !{!17, !18} |
| !llvm.ident = !{!19} |
| |
| !0 = !DICompileUnit(language: DW_LANG_C_plus_plus, producer: "clang version 3.5.0 ", isOptimized: true, emissionKind: 1, file: !1, enums: !2, retainedTypes: !2, subprograms: !3, globals: !2, imports: !2) |
| !1 = !DIFile(filename: "const.cpp", directory: "/tmp/dbginfo") |
| !2 = !{} |
| !3 = !{!4} |
| !4 = !DISubprogram(name: "main", line: 4, isLocal: false, isDefinition: true, virtualIndex: 6, flags: DIFlagPrototyped, isOptimized: true, scopeLine: 4, file: !1, scope: !5, type: !6, function: i32 ()* @main, variables: !9) |
| !5 = !DIFile(filename: "const.cpp", directory: "/tmp/dbginfo") |
| !6 = !DISubroutineType(types: !7) |
| !7 = !{!8} |
| !8 = !DIBasicType(tag: DW_TAG_base_type, name: "int", size: 32, align: 32, encoding: DW_ATE_signed) |
| !9 = !{!10, !12, !15} |
| !10 = !DILocalVariable(tag: DW_TAG_auto_variable, name: "i", line: 5, scope: !4, file: !5, type: !11) |
| !11 = !DIDerivedType(tag: DW_TAG_const_type, baseType: !8) |
| !12 = !DILocalVariable(tag: DW_TAG_auto_variable, name: "j", line: 7, scope: !4, file: !5, type: !13) |
| !13 = !DIDerivedType(tag: DW_TAG_const_type, baseType: !14) |
| !14 = !DIBasicType(tag: DW_TAG_base_type, name: "unsigned int", size: 32, align: 32, encoding: DW_ATE_unsigned) |
| !15 = !DILocalVariable(tag: DW_TAG_auto_variable, name: "c", line: 9, scope: !4, file: !5, type: !16) |
| !16 = !DIBasicType(tag: DW_TAG_base_type, name: "char16_t", size: 16, align: 16, encoding: 16) |
| !17 = !{i32 2, !"Dwarf Version", i32 4} |
| !18 = !{i32 1, !"Debug Info Version", i32 3} |
| !19 = !{!"clang version 3.5.0 "} |
| !20 = !{i32 42} |
| !21 = !DILocation(line: 5, scope: !4) |
| !22 = !DILocation(line: 6, scope: !4) |
| !23 = !{i32 117} |
| !24 = !DILocation(line: 7, scope: !4) |
| !25 = !DILocation(line: 8, scope: !4) |
| !26 = !{i16 7} |
| !27 = !DILocation(line: 9, scope: !4) |
| !28 = !DILocation(line: 10, scope: !4) |
| !29 = !DILocation(line: 11, scope: !4) |